'kick off' definitions:

Definition of 'kick off'

(from WordNet)
verb
Commence officially [syn: inaugurate, kick off]

Definition of 'kick off'

From: GCIDE
  • kick off \kick` off"\ v. t. to begin; to commence; as, they kicked off the rally with a playing of the national anthem.
  • Syn: begin, commence, start. [PJC]

Definition of 'kick off'

From: GCIDE
  • kick off \kick` off"\ v. i. (Football) To kick the football from the center of the field to start a football game or to resume it after a score; as, they kicked off at two o'clock. [WordNet 1.5 +PJC]

Synonyms of 'kick off'

From: Moby Thesaurus